qa: write out ESubtreeMap more frequently to find large events

With the trimming changes by 9d2b3aa, ESubtreeMap wasn't written reliably often enough to pass the test. Fixes: https://tracker.ceph.com/issues/68913 Signed-off-by: Patrick Donnelly <[email protected]> Signed-off-by: Venky Shankar <[email protected]>
gbregman · Dec 30, 2024 · 46da1f6 · 46da1f6
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diff --git a/qa/tasks/cephfs/test_exports.py b/qa/tasks/cephfs/test_exports.py
@@ -153,6 +153,8 @@ def getlrg():
         # vstart.sh sets mds_debug_subtrees to True. That causes a ESubtreeMap
         # to be written out every event. Yuck!
         self.config_set('mds', 'mds_debug_subtrees', False)
+        # make sure ESubtreeMap is written frequently enough:
+        self.config_set('mds', 'mds_log_minor_segments_per_major_segment', '4')
         self.config_rm('mds', 'mds bal split size') # don't split /top
         self.mount_a.run_shell_payload("rm -rf 1")
 

diff --git a/src/common/options/mds.yaml.in b/src/common/options/mds.yaml.in
@@ -1739,4 +1739,4 @@ options:
   default: 16
   services:
   - mds
-  min: 8
+  min: 4
-Original file line number
+Diff line change
@@ Expand Up / @@ -1739,4 +1739,4 @@ options: @@
       default: 16
       services:
       - mds
-      min: 8
+      min: 4